package com.imooc.o2o.aspect;

import javax.servlet.http.HttpServletRequest;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

@Aspect
@Component
public class LogAspect {

	private static Logger logger = LoggerFactory.getLogger(LogAspect.class);
	
	@Pointcut("execution(public * com.imooc.o2o.web.shopadmin.*.*(..))")
	public void log() {}
	
	@Before("log()")
    public void doBefore(JoinPoint joinPoint) {
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.currentRequestAttributes();
        HttpServletRequest request = attributes.getRequest();

        // url
        logger.info("url={}", request.getRequestURL());
        // method
        logger.info("method={}", request.getMethod());
        //ip
        logger.info("ip={}", request.getRemoteAddr());
        // 类方法
        logger.info("class_method={}", joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
        // 参数
        logger.info("args={}", joinPoint.getArgs());
    }

    @After("log()")
    public void doAfter() {
        logger.info("1234");
    }

    @AfterReturning(returning = "object", pointcut = "log()")
    public void doAfterReeturning(Object object) {
        logger.info("response={}", object);
    }
}
